<template>
  <section>
    <!--工具条-->
    <el-col :span="24" class="toolbar" style="padding-bottom: 0px;">
      <el-form :inline="true">
        <el-form-item>
          <el-input v-model="keyword" placeholder="关键字"></el-input>
        </el-form-item>
        <el-form-item>
          <el-button type="warning" v-on:click="keywordQuery">查询</el-button>
        </el-form-item>
        <el-form-item>
          <el-button type="primary" @click="handleAdd">新增</el-button>
        </el-form-item>
      </el-form>
    </el-col>

    <!--列表v-loading="listLoading"-->
    <el-table :data="tableDatas" v-loading="listLoading" @selection-change="handleSelectionChange" highlight-current-row
              style="width: 100%;">
      <!--多选框-->
      <el-table-column type="selection" width="55">
      </el-table-column>
      <el-table-column type="index" width="70" label="序号">
      </el-table-column>
      <el-table-column prop="typeName" label="文章名字" width="120">
      </el-table-column>
      <el-table-column prop="status" label="文章状态" width="120">
        <template slot-scope="scope">
          <div v-if="scope.row.status" style="color: #03ad19">可用</div>
          <div v-if="!scope.row.status" style="color: #ff0000">不可用</div>
        </template>
      </el-table-column>

      <el-table-column prop="createTime" label="创建时间" width="150">
      </el-table-column>
      <el-table-column prop="updateTime" label="修改时间" width="200">
      </el-table-column>
      <el-table-column prop="parentName" label="父级类型" width="300" show-overflow-tooltip>

      </el-table-column>
      <el-table-column label="操作">
        <template scope="scope">
          <el-button size="small" @click="handleEdit(scope.row)">编辑</el-button>
          <el-button type="danger" size="small" @click="handleDel(scope.row)">删除</el-button>
        </template>
      </el-table-column>
    </el-table>
    <!--工具条-->
    <el-col :span="24" class="toolbar">
      <el-button type="danger" :disabled="this.sels.length === 0" @click="handlePatchDel">批量删除</el-button>
      <el-pagination @size-change="handleSizeChange" @current-change="handleCurrentChange" :current-page="currentPage"
                     :page-sizes="[5, 10, 15]" :page-size="pageSize" layout="total, sizes, prev, pager, next, jumper"
                     :total="totals" style="float:right;">
      </el-pagination>
    </el-col>

    <!--添加或修改界面-->
    <el-dialog title="保存用户" :visible.sync="saveFormVisible" :close-on-click-modal="false">
      <el-form :model="saveForm" label-width="80px" :rules="saveFormRules" ref="saveForm">
        <el-form-item label="文章名字" prop="typeName">
          <el-input v-model="saveForm.typeName" auto-complete="off"></el-input>
        </el-form-item>
        <el-form-item label="文章状态">
          <el-input v-model="saveForm.status" auto-complete="off"></el-input>
        </el-form-item>
        <el-form-item label="父级ID" >
          <el-cascader
              v-model="saveForm.parentId"
              :options="options"
              :props="{checkStrictly: true}"
              clearable>
          </el-cascader>
        </el-form-item>

      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button @click.native="saveFormVisible = false">取消</el-button>
        <el-button type="primary" @click.native="saveSubmit('saveForm')">提交</el-button>
      </div>
    </el-dialog>

  </section>
</template>

<script>

export default {
  data() {
    return {
      //1.分页查询相关数据
      totals: 0,//总记录条数
      currentPage: 1,//当前页,要传递到后台的
      pageSize: 5, //每页显示多少条
      tableDatas: [], //当前页数据
      listLoading: false,

      //2.高级查询相关数据
      keyword: '',

      //3.删除相关数据

      //4.批量删除相关数据
      sels: [], //存储多选记录

      //5.添加和修改相关数据
      saveFormVisible: false,
      saveForm: {
        id:null,
        typeName:null,
        status:null,
        createTime:null,
        updateTime:null,
        parentId:null
        //avatar头像 - 前端没有传递 - 需要文件上传
        //logininfo_id - 后端业务生成
      },

      //6.添加和修改校验规则-表单项校验
      saveFormRules: {
       typeName:[{
         required:true,message:'请输入文章类型',trigger:'blur'
       }]
      },
      options:[]

    }
  },
  methods: {
    //1.分页查询相关方法
    //1.1.获取列表数据
    getTableData() {
      var data = {
        "page": this.currentPage,
        "size": this.pageSize,
        "keyword": this.keyword
      }
      this.$http.post("/articleType/page", data)
          .then(res => {
            console.log(res)
            if (res.data.success) {
              this.tableDatas = res.data.data.list;
              this.totals = res.data.data.total;
            } else {
              this.$message.error(res.data.msg);
            }
          }).catch(res => {
        console.log(res)
      })
    },
    //1.2.选择第几页时触发
    handleCurrentChange(currentPage) {
      this.currentPage = currentPage;
      this.getTableData();
    },
    //1.3.选择每页显示记录条数时触发
    handleSizeChange(pageSize) {
      this.pageSize = pageSize;
      this.getTableData();
    },

    //2.高级查询相关方法
    keywordQuery() {
      this.getTableData();
    },

    //3.删除相关方法
    handleDel(row) {
      var id = row.id;
      console.log(id)
      this.$alert('是否确认删除', '提示', {
        confirmButtonText: '确定',
        callback: action => {
          if (action === 'confirm') {
            this.$http.delete("/articleType/" + id).then(res => {
              if (res.data.success) {
                this.getTableData()
              } else {
                this.$message.error(res.data.msg);
              }
            }).catch(res => {

            })
          }
          this.$message({
            type: 'info',
            message: `action: ${action}`
          });
        }
      });
    },


    //4.批量删除相关方法
    //4.1.选项改变时触发
    handleSelectionChange(val) {
      this.sels = val.map(item => item.id);

    },
    //4.2.批量删除
    handlePatchDel() {
      this.$alert('是否确认删除', '提示', {
        confirmButtonText: '确定',
        callback: action => {
          if (action === 'confirm') {
            this.$http.post("/articleType/deleteAll", this.sels)
                .then(res => {
                  if (res.data.success) {
                    this.getTableData();
                  } else {
                    this.$message.error(res.data.msg);
                  }
                }).catch(res => {
            })
          }
          this.$message({
            type: 'info',
            message: `action: ${action}`
          });
        }
      });
    },

    //5.添加和修改相关方法
    //5.1.点击添加弹出对话框
    handleAdd() {
      this.saveFormVisible = true;
      this.saveForm = {
        status: ""
      }
    },
    //5.2.点击修改弹出对话框
    handleEdit(row) {
      this.saveForm = row;
      this.saveForm.status = this.saveForm.status+""
      this.saveFormVisible = true;
    },
    //5.3.提交表单数据操作数据库
    saveSubmit(formName) {

      this.$refs[formName].validate((valid) => {
        if (valid) {
          var data = this.saveForm;
          if (data.parentId){
            data.parentId = data.parentId[data.parentId.length-1]
          }
          this.$http.post("/articleType", data)
              .then(res => {
                if (res.data.success){
                  this.getTableData();
                  this.getArticleTypeTree();
                  this.saveFormVisible = false;
                }

              }).catch(res => {
            this.$message.error(res.data.msg)
          })
        } else {
          console.log('error submit!!');
          return false;
        }
      });


    },

    getArticleTypeTree(){
      this.$http.get("/articleType/articleTypeTree")
          .then(res=>{
            if(res.data.success){
              this.options = res.data.data;
            }
          }).catch(res=>{

      })
    }

  },
  mounted() {
    this.getTableData();
    this.getArticleTypeTree();
  }
}

</script>

<style scoped></style>
